Metformin-d6-HCl, 100μg/ml in MeOH, 5ml Back Catalog number: 18000-0701D-100ME Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 53040 Interference Standard Mix 2 Price on request 59384 Cation Mix #2 Price on request 82535 EPA Method 8250 - Acid Matrix Spiking Solution Price on request